<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  <form action="./api/select.php" method="POST">
    卡号：<input type="text" name="card">
    密码：<input type="password" name="pwd">
    <button>查询</button>
  </form>
</body>
</html>